The Dreambaby Clinical Digital Thermometer will provide you with a quick and accurate temperature reading of baby. The digital display will give you a reading in 30 seconds and the fever alert (rapid beep) will sound if fever is detected. The thermometer has a flexible tip for added comfort and a storage case to keep thermometer hygienic. Contains no mercury, has a long battery life, measures temperature in both Celsius and Fahrenheit and ranges from 32.0 ? 42.9.